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69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
// An example of running a Redka server
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// within your own application.
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package main
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import (
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"context"
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"fmt"
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_ "github.com/mattn/go-sqlite3"
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"github.com/nalgeon/redka"
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"github.com/nalgeon/redka/redsrv"
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"github.com/redis/go-redis/v9"
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)
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func main() {
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// Start a Redka server with an in-memory database.
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db := mustOpen()
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srv := mustStart(db)
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defer func() {
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_ = srv.Stop()
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fmt.Println("redka server stopped")
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}()
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fmt.Println("redka server started")
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// The server is now running and ready to accept connections.
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// You can use the regular go-redis package to access Redka.
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rdb := redis.NewClient(&redis.Options{Addr: ":6380"})
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defer func() { _ = rdb.Close() }()
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ctx := context.Background()
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rdb.Set(ctx, "name", "alice", 0)
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rdb.Set(ctx, "age", 25, 0)
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name, _ := rdb.Get(ctx, "name").Result()
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fmt.Println("name =", name)
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age, _ := rdb.Get(ctx, "age").Int()
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fmt.Println("age =", age)
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}
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// mustOpen opens an in-memory Redka database.
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func mustOpen() *redka.DB {
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db, err := redka.Open("file:/redka.db?vfs=memdb", nil)
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if err != nil {
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panic(err)
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}
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return db
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}
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// mustStart starts a Redka server on localhost:6380.
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func mustStart(db *redka.DB) *redsrv.Server {
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srv := redsrv.New("tcp", ":6380", db)
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// The ready channel will receive a nil value when the server is ready,
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// or an error if it fails to start.
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ready := make(chan error, 1)
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go func() {
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if err := srv.Start(ready); err != nil {
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ready <- err
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return
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}
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}()
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// Wait for the server to be ready.
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if err := <-ready; err != nil {
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panic(err)
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}
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return srv
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}
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